com.mmnaseri.utils.spring.data.query.impl

Class DefaultDataFunctionRegistry

java.lang.Object

com.mmnaseri.utils.spring.data.query.impl.DefaultDataFunctionRegistry

All Implemented Interfaces:

DataFunctionRegistry

public class DefaultDataFunctionRegistry
extends Object
implements DataFunctionRegistry

This class provides support for registering data functions. Also, it comes with the option to register the default functions out-of-the-box.

Since:

1.0 (9/29/15)

Author:

Milad Naseri (mmnaseri@programmer.net)

Constructor Summary

Constructors

Constructor and Description
DefaultDataFunctionRegistry()
DefaultDataFunctionRegistry(boolean registerDefaults)

Method Summary

Modifier and Type	Method and Description
DataFunction<?>	getFunction(String name) Finds the function associated with the given name.
Set<String>	getFunctions()
void	register(String name, DataFunction<?> function) Registers a new data function

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DefaultDataFunctionRegistry

public DefaultDataFunctionRegistry()

DefaultDataFunctionRegistry

public DefaultDataFunctionRegistry(boolean registerDefaults)

Method Detail

register

public void register(String name,
                     DataFunction<?> function)

Description copied from interface: DataFunctionRegistry

Registers a new data function

Specified by:

register in interface DataFunctionRegistry

Parameters:

name - the name under which the function will be known

function - the actual function

getFunction

public DataFunction<?> getFunction(String name)

Description copied from interface: DataFunctionRegistry

Finds the function associated with the given name. If a function with that name does not exist, throws an exception.

Specified by:

getFunction in interface DataFunctionRegistry

Parameters:

name - the name of the function.

Returns:

the data function

getFunctions

public Set<String> getFunctions()

Specified by:

getFunctions in interface DataFunctionRegistry

Returns:

the set of all registered functions